You wouldn't know it driving around polluted Kathmandu, but Nepal is very much a leader in the fight against climate change. For a poor country struggling with severe poverty, it is more than a little admirable how much Nepal has done already to decarbonize its economy.

Friday was International Day of the Girl Child, established in 2012 to honor and observe the rights of girls everywhere, who represent the hope and future of their families, communities and nations, yet face countless rights violations such as violence and harassment, female genital mutilation and child marriage, which claims 15 million girls each year in the developing world.

With America unique among developed and most developing countries in its rising maternal mortality, it's especially encouraging to see significant progress in mothers' and newborn survival in sites across the developing world.

We need to pay more attention to our impact as humans. We must constantly think of what legacy we will leave, how we'll give back to our communities and even more so, what can we do that will have a profound effect on the world.

We knew immediately that this visit would be beneficial for us because we noticed that the staff of Rafiki not only spoke about sustainability, they fully incorporated it as the basis of all their work.

Syria may be the greatest humanitarian catastrophe of our time, but there are over 65 million people currently displaced by conflict across the globe, the largest number since records began after World War Two.